<template>
  <div class="tab-control">
    <div class="tab-control-item"
         :class="{active:index===currentIndex}"
         v-for="(item,index) in titles"
         :key="index"
         @click="itemClick(index)">
      <span>{{ item }}</span>
    </div>
  </div>
</template>

<script>
import {defineComponent, ref} from 'vue'

export default defineComponent({
  name: "TabControl",
  props: {
    titles: {
      type: Array,
      default() {
        return []
      }
    }
  },
  setup(props,{emit}) {
    let currentIndex = ref(0)
    const itemClick = (index) => {
      currentIndex.value = index

      emit('tabClick',index)
    }
    return {
      currentIndex,
      itemClick
    }
  }
})
</script>

<style lang="scss" scoped>
.tab-control {
  display: flex;
  height: 40px;
  line-height: 40px;
  text-align: center;
  font-size: 14px;
  background-color: #ffffff;
  width: 100%;
  position: sticky;
  top:44px;
  z-index: 10;

  .tab-control-item {
    flex: 1;
    cursor: pointer;
    span {
      padding: 5px;
    }
  }

  .active {
    color: var(--color-tint);

    span {
      border-bottom: 3px solid var(--color-tint);
    }
  }
}
</style>